4-1/2" Type 27 Angle Grinder. 5/8"-11 Spindle. Rugged, powerful and versatile grinder designed for the demanding industrial applications found in shipyards, foundries, steel fabrication and heavy machinery manufacturing. Ideal for maintenance and repair operations in oil, gas, petrochemical, mining and construction industries as well. One of the highest power-to-weight ratios in its class. Features rear exhaust, adjustable guard, governed motor, durable beveled gearing with zerk fitting, spindle lock button, ambidextrous dead handle, two step safety throttle lever, over hose exhaust, and an egronomic design helps to avoid vibrations and operator fatigue.